A magnitude ML 0.8 earthquake occured in region: 3 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8140, 13.1200 at 11 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 10 | 724 | 5962 |
Visso | MC | 13 | 1107 | 7069 |
Cascia | PG | 14 | 3217 | 10286 |
Ussita | MC | 15 | 444 | 10730 |
Arquata del Tronto | AP | 15 | 1178 | 11908 |
Cerreto di Spoleto | PG | 17 | 1075 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Sellano | PG | 18 | 1079 | 14729 |
Montegallo | AP | 18 | 523 | 15252 |
Poggiodomo | PG | 19 | 117 | 15369 |
Montemonaco | AP | 20 | 604 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2017-03-19 13:51:50 |
42.8137 | 13.1197 | 11 | 2017-03-19 14:04:02 |
Sala Sismica INGV-Roma | 42644481 |
Field | Value |
---|---|
Time (UTC) | 2017-03-19 13:51:50 ± 0.06 |
Latitude | 42.8137 ± 0.0036 |
Longitude | 13.1197 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 42644481 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 450 |
Semi-minor axis of confidence ellipse (meter) | 352 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 295 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 94 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34174 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 42644481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-03-19 14:04:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1211.HNE. | 2017-03-19T13:52:03.08 | 0.6 | undecidable | manual | S | 215 | 37.9287 | 50 | 0.32 | 45 |
IV.ARRO.EHZ. | 2017-03-19T13:52:01.74 | 3.0 | undecidable | manual | S | -0.32 | 0 | |||
IV.T1256.HHZ. | 2017-03-19T13:51:59.10 | 0.3 | undecidable | manual | S | 22 | 23.0547 | 50 | 0.31 | 70 |
IV.T1241.EHZ. | 2017-03-19T13:51:59.38 | 0.3 | undecidable | manual | S | 79 | 25.752 | 50 | -0.14 | 72 |
IV.FDMO.HHZ. | 2017-03-19T13:51:58.98 | 0.3 | undecidable | manual | S | 354 | 24.8529 | 50 | -0.29 | 70 |
IV.TERO.HHZ. | 2017-03-19T13:51:58.76 | 3.0 | negative | manual | P | 0.02 | 0 | |||
IV.T1211.HNE. | 2017-03-19T13:51:57.48 | 0.6 | undecidable | manual | P | 215 | 37.9287 | 50 | 0.09 | 47 |
IV.T1220.EHZ. | 2017-03-19T13:51:56.58 | 3.0 | positive | manual | P | 0.04 | 0 | |||
IV.MC2.EHZ. | 2017-03-19T13:51:56.14 | 0.3 | undecidable | manual | S | 27 | 12.1767 | 131 | 0.47 | 68 |
IV.CSP1.EHZ. | 2017-03-19T13:51:56.40 | 3.0 | negative | manual | P | -0.09 | 0 | |||
IV.T1219.EHZ. | 2017-03-19T13:51:55.74 | 3.0 | positive | manual | P | 0.12 | 0 | |||
IV.T1216.EHZ. | 2017-03-19T13:51:55.40 | 0.3 | undecidable | manual | S | 316 | 11.7771 | 132 | -0.17 | 73 |
IV.T1241.EHZ. | 2017-03-19T13:51:55.41 | 0.1 | undecidable | manual | P | 79 | 25.752 | 50 | -0.12 | 96 |
IV.T1299.EHZ. | 2017-03-19T13:51:55.53 | 3.0 | undecidable | manual | P | 0.53 | 0 | |||
IV.T1256.HHZ. | 2017-03-19T13:51:55.03 | 1.0 | negative | manual | P | 22 | 23.0547 | 50 | -0.08 | 24 |
IV.FDMO.HHZ. | 2017-03-19T13:51:55.24 | 0.3 | positive | manual | P | 354 | 24.8529 | 50 | -0.15 | 72 |
IV.T1245.HHZ. | 2017-03-19T13:51:54.27 | 0.3 | undecidable | manual | S | 49 | 7.2927 | 145 | -0.26 | 72 |
IV.T1212.EHE. | 2017-03-19T13:51:54.80 | 0.3 | undecidable | manual | S | 222 | 9.1797 | 139 | -0.13 | 74 |
IV.T1214.EHZ. | 2017-03-19T13:51:54.81 | 0.3 | undecidable | manual | S | 130 | 9.3795 | 138 | -0.17 | 73 |
IV.T1218.EHZ. | 2017-03-19T13:51:53.80 | 3.0 | undecidable | manual | P | 0.42 | 0 | |||
IV.T1214.EHZ. | 2017-03-19T13:51:53.01 | 0.1 | undecidable | manual | P | 130 | 9.3795 | 138 | 0.11 | 99 |
IV.T1216.EHZ. | 2017-03-19T13:51:53.26 | 0.6 | undecidable | manual | P | 316 | 11.7771 | 132 | 0.01 | 50 |
IV.MC2.EHZ. | 2017-03-19T13:51:53.46 | 0.3 | positive | manual | P | 27 | 12.1767 | 131 | 0.16 | 73 |
IV.T1245.HHZ. | 2017-03-19T13:51:52.72 | 0.1 | undecidable | manual | P | 49 | 7.2927 | 145 | 0.07 | 100 |
IV.T1212.EHE. | 2017-03-19T13:51:52.97 | 0.1 | undecidable | manual | P | 222 | 9.1797 | 139 | 0.09 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:0.5 | 0.000020150000000000002 | 1.14 | AML | other | m | 2017-03-19T13:52:00.60 |
IV.FDMO.HHE. | ML:0.4 | 0.0000166 | 1.3 | AML | other | m | 2017-03-19T13:52:00.96 |
IV.T1245.HHE. | ML:1.0 | 0.0001425 | 0.72 | AML | other | m | 2017-03-19T13:51:54.75 |
IV.T1245.HHN. | ML:1.1 | 0.00019350000000000001 | 1.36 | AML | other | m | 2017-03-19T13:51:55.91 |